package 剑指offer.二叉树的镜像_18;

public class Main {
    public void Mirror(TreeNode root) {
    	TreeNode mid = null;
        if(root != null){
        	mid = root.left;
        	root.left = root.right;
        	root.right = mid;
        	
        	Mirror(root.left);
        	Mirror(root.right);
        }
    }
}
